831765909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{1999}}^1$

素因数の和:2289

約数の個数: 32

約数和(自身を含む): 1225728000

約数和(自身を除く): 393962091

約数列:

[1, 3, 13, 39, 47, 141, 227, 611, 681, 1833, 1999, 2951, 5997, 8853, 10669, 25987, 32007, 77961, 93953, 138697, 281859, 416091, 453773, 1221389, 1361319, 3664167, 5899049, 17697147, 21327331, 63981993, 277255303, 831765909]

約数ペア:

[(1, 831765909), (3, 277255303), (13, 63981993), (39, 21327331), (47, 17697147), (141, 5899049), (227, 3664167), (611, 1361319), (681, 1221389), (1833, 453773), (1999, 416091), (2951, 281859), (5997, 138697), (8853, 93953), (10669, 77961), (25987, 32007)]